<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="worktwo.css">
</head>
<body>
    
        <input type="radio" name="qh" id="red">
        <input type="radio" name="qh" id="blue">
        <input type="radio" name="qh" id="black">
        <input type="radio" name="qh" id="yellow">
        <input type="radio" name="qh" id="pink">
        <div style="border: 5px solid;" ><span>点击我可以变色</span> </div>
   
</body>
</html> 